Home / 170,700,156,919.36-235,566,032,525.40-93,539,878,129.72

Finding the Fourth Proportional to 170,700,156,919.36, 235,566,032,525.40 and 93,539,878,129.72

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Solution

The fourth proportional to 170,700,156,919.36, 235,566,032,525.40 and 93,539,878,129.72 is: 129,084,930,978.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,700,156,919.36 : 235,566,032,525.40 = 93,539,878,129.72 : x
  2. Step 2: Convert to fraction form
    170,700,156,919.36/235,566,032,525.40 = 93,539,878,129.72/x
  3. Step 3: Cross multiply
    170,700,156,919.36x = 235,566,032,525.40 × 93,539,878,129.72
  4. Step 4: Simplify right side
    170,700,156,919.36x = 22,034,817,973,927,572,144,128
  5. Step 5: Solve for x
    x = 22,034,817,973,927,572,144,128/170,700,156,919.36
  6. Step 6: Final answer
    x = 129,084,930,978.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.